linux_unsafe

Function futex

Source 
pub unsafe fn futex(
    uaddr: *const u32,
    futex_op: int,
    val: impl AsRawV,
    val2: impl AsRawV,
    uaddr2: *const u32,
    val3: impl AsRawV,
) -> Result<int>
Expand description

Interact with the kernel’s “fast userspace locking” mechanism.